Provider Profile

William C. Brennan

Unclaimed Profile

About William Brennan

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Specialty

Student in an Organized Health Care Education Program (Primary)

Credentials & Licensing

CA license390200000X
NPI1821989047
NPI issued07/15/2025

Source: NPPES NPI Registry

Common questions

What does William C. Brennan specialize in?

William C. Brennan is a medical trainee in Lake View Terrace, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.

NPI registry

Where is William C. Brennan located?

William C. Brennan is listed at 11600 Eldridge Ave, Lake View Terrace, CA 91342. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is William C. Brennan's phone number?

The number on file is (888) 671-9392. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for William C. Brennan?

William C. Brennan's National Provider Identifier is 1821989047. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How much experience does William C. Brennan have?

William C. Brennan has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is William C. Brennan's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by William C. Brennan. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.